Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 579

1XPBD49X2ND777072 · Truck-Tractor · TRUCK
Carriers run under3
32 mo
Inspections6
all-time
OOS inspections1
of 6
First seenSep 5, 2023
MS
Last seenMay 28, 2026
PA
Inspected under 3 different carriers in 32 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBD49X2ND777072
Make
Peterbilt
Model
579
Model year
2022
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 24, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 5, 2023 – May 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 28, 2026PAIII · Driver-only0—MARAN LLC 4434149R778421/TX
Feb 9, 2026MSIII · Driver-only0—MARAN LLC 4434149R778421/TX
Jan 5, 2026COIII · Driver-only8—MARAN LLC 4434149R778421/TX
May 14, 2025COIII · Driver-only2OOSPOLK EXPRESS INC 3018837R778421/TX
Jul 29, 2024OKII · Walk-around0—STEVENS TRANSPORT INC 79466R534410/TX
Sep 5, 2023MSIII · Driver-only0—STEVENS TRANSPORT INC 79466R534410/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARAN LLC4434149Jan 5, 2026May 28, 20263TX
POLK EXPRESS INC3018837May 14, 2025May 14, 20251NC
STEVENS TRANSPORT INC79466Sep 5, 2023Jul 29, 20242TX
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
R778421TX—MARAN LLCJan 5, 2026 → May 28, 20263
R778421TX—POLK EXPRESS INCMay 14, 2025 → May 14, 20251
R534410TX—STEVENS TRANSPORT INCSep 5, 2023 → Jul 29, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026